Mykola Anatoliyovich Dovhan (Ukrainian: Микола Анатолійович Довгань; born 15 July 1955), known as Mykola Dovhan or Nikolai Dovgan, is a Ukrainian rower who competed for the Soviet Union in the 1976 Summer Olympics and in the 1980 Summer Olympics.
In 1976, he finished fifth in the single sculls event.
Four years later he was a crew member of the Soviet boat which won the silver medal in the quadruple sculls competition.